About the Book: This coloring book from New York Times bestselling artist Rachel Ignotofsky brings the prehistoric world to life through forty detailed illustrations spanning Cambrian sea creatures to Ice Age mammoths. Colorists journey through evolutionary history, filling in dinosaurs, ancient plants, and prehistoric maps on sturdy, perforated pages suitable for pencils, crayons, or markers. Designed for dinosaur lovers, budding paleontologists, and nature enthusiasts of all ages, finished pages can be displayed or shared, making it both an educational and creative activity.